Utilization of ceramic materials in the process of electromagnetic wave conversion to heat usable for space heating of residential facilitiesPavel Koštial, Zora Koštialová Jančíková, Jozef Vlček, Hana Špačková and Pavel KlausMATEC Web Conf., 292 (2019) 01014DOI: https://doi.org/10.1051/matecconf/201929201014